Blood pressure gauge



FIG. 1 is a perspective top view of a blood pressure gauge showing my new design;

FIG. 2 is a perspective side view thereof;

FIG. 3 is a another perspective side view thereof;

FIG. 4 is a perspective bottom view thereof; and,

FIG. 5 is a perspective front view thereof.

The broken lines on the surface of the gauge represent top-stitching. 

The ornamental design for a blood pressure gauge, as shown and described. 